Relaxation for Women With Breast Cancer Undergoing Radiotherapy

3 times a week, 60 minute sessions for 6 weeks.

Multiple questionnaires taken before, during and after radiotherapy/exercise intervention programs during course of study.

4 saliva samples per day for cortisol testing for 3 days before radiation therapy begins, for 3 days in the last week of radiation therapy, for 3 days in a row 3 months after radiation therapy ended, for 3 days in a row, for 6 months after radiation therapy ended, and for 12 months after radiation therapy ended.